The Symbols +, -, and O Are to Be Used

question 31

Multiple Choice

The symbols +, -, and o are to be used to show the results of interactions between individuals and groups of individuals in the examples that follow. The symbol + denotes a positive interaction, - denotes a negative interaction, and o denotes where individuals are not affected by interacting. The first symbol refers to the first organism mentioned.
-What interactions exist between a tick on a dog and the dog?

• A) +/+
• B) +/o
• C) +/-
• D) o/o
• E) -/-

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Definitions:

Operating Leverage

A measure of how sensitive a company's operating income is to a change in sales, indicating the impact of fixed costs on profits.

Contribution Margin

The amount by which sales revenue exceeds variable costs, used to cover fixed costs and generate profit.

Break-Even Point

The point at which total costs equal total revenue, meaning the business does not make a profit or loss.

Degree of Operating Leverage

A financial metric that measures the sensitivity of a company's operating income to its sales, indicating the proportion of fixed to variable costs.